var Mapifies;

if (!Mapifies) Mapifies = {};

/**
 * The main object that holds the maps
 */
Mapifies.MapObjects = {};

/**
 * Creates a new map on the passed element with the defined options
 * @id Mapifies.MapObjects.Set
 * @alias MapObjects.Set
 * @param {Object} element
 * @param {Object} options
 * @return {Object}
 */
Mapifies.MapObjects.Set = function ( element, options ) {
	var mapName = jQuery(element).attr('id');
	var thisMap = new GMap2(element);
	Mapifies.MapObjects[mapName] = thisMap;
	Mapifies.MapObjects[mapName].Options = options;
	return Mapifies.MapObjects[mapName];
};

/**
 * Adds additional objects and functions to an existing MapObject
 * @param {Object} element
 * @param {Object} description
 * @param {Object} appending
 */
Mapifies.MapObjects.Append = function ( element, description, appending ) {
	var mapName = jQuery(element).attr('id');
	Mapifies.MapObjects[mapName][description] = appending;
};

/**
 * Returns the current map object for the passed element
 * @id Mapifies.MapObjects.Get
 * @alias MapObjects.Get
 * @param {Object} element
 * @return {Object}
 */
Mapifies.MapObjects.Get = function ( element ) {
	return Mapifies.MapObjects[jQuery(element).attr('id')];
};

/**
 * The main function to initialise the map
 * @id Mapifies.Initialise
 * @alias Initialise
 * @param {Object} element
 * @param {Object} options
 * @param {Object} callback
 * @return {Function}
 */
Mapifies.Initialise = function ( element, options, callback ) {
	
	function defaults() {
		return {
			// Initial type of map to display
			'language': 'en',
			// Options: "map", "sat", "hybrid"
			'mapType': 'map',
			// Initial map center
			'mapCenter': [55.958858,-3.162302],
			// Initial map size
			'mapDimensions': [400, 400],
			// Initial zoom level
			'mapZoom': 12,
			// Initial map control size
			// Options: "large", "small", "none"
			'mapControlSize': 'small',
			// Initialise type of map control
			'mapEnableType': false,
			// Initialise small map overview
			'mapEnableOverview': false,
			// Enable map dragging when left button held down
			'mapEnableDragging': true,
			// Enable map info windows
			'mapEnableInfoWindows': true,
			// Enable double click zooming
			'mapEnableDoubleClickZoom': false,
			// Enable zooming with scroll wheel
			'mapEnableScrollZoom': false,
			// Enable smooth zoom
			'mapEnableSmoothZoom': false,
			// Enable Google Bar
			'mapEnableGoogleBar': false,
			// Enables scale bar
			'mapEnableScaleControl': false,
			// Enable the Mapifies icon
			'mapShowMapifiesIcon': true,
			//Debug Mode
			'debugMode': true
		};
	};
	
	options = jQuery.extend(defaults(), options);
	var thisMap = Mapifies.MapObjects.Set(element,options);
	var mapType = Mapifies.GetMapType(options.mapType);
	thisMap.setCenter(new GLatLng(options.mapCenter[0], options.mapCenter[1]), options.mapZoom, mapType);
	
	// Attach a controller to the map view
	// Will attach a large or small.  If any other value passed (i.e. "none") it is ignored
	switch(options.mapControlSize)
	{
		case "small":
			thisMap.addControl(new GSmallMapControl());
		break;
		case "large":
			thisMap.addControl(new GLargeMapControl());
		break;
	};
	// Type of map Control (Map,Sat,Hyb)
	if(options.mapEnableType)
		thisMap.addControl(new GMapTypeControl()); // Off by default
	
	// Show the small overview map
	if(options.mapEnableOverview)
		thisMap.addControl(new GOverviewMapControl());// Off by default
		
	// GMap2 Functions (in order of the docs for clarity)
	// Enable a mouse-dragable map
	if(!options.mapEnableDragging)
		thisMap.disableDragging(); // On by default
			
	// Enable Info Windows
	if(!options.mapEnableInfoWindows)
		thisMap.disableInfoWindow(); // On by default
		
	// Enable double click zoom on the map
	if(options.mapEnableDoubleClickZoom)
		thisMap.enableDoubleClickZoom(); // On by default
		
	// Enable scrollwheel on the map
	if(options.mapEnableScrollZoom)
		thisMap.enableScrollWheelZoom(); //Off by default
		
	// Enable smooth zooming
	if (options.mapEnableSmoothZoom)
		thisMap.enableContinuousZoom(); // Off by default

	// Enable Google Bar
	if (options.mapEnableGoogleBar)
		thisMap.enableGoogleBar();  //Off by default
			
	// Enables Scale bar
	if (options.mapEnableScaleControl)
		thisMap.addControl(new GScaleControl());
	
	if (options.debugMode) console.log(Mapifies);
	
	if (typeof callback == 'function') return callback( element, options );
	return;
};

/**
 * Returns the constant value for the Google maptype
 * @param {String} mapType
 * @return {String} mapType
 */
Mapifies.GetMapType = function ( mapType ) {
	// Lets set our map type based on the options
	switch(mapType) {
		case "map":	// Normal Map
			mapType = G_NORMAL_MAP;
		break;
		case "sat":	// Satallite Imagery
			mapType = G_SATELLITE_MAP;
		break;
		case "hybrid":	//Hybrid Map
			mapType = G_HYBRID_MAP;
		break;
	};
	return mapType;
};

Mapifies.GetTravelMode = function ( travelMode ) {
	switch(travelMode) {
		case "driving":	
			travelMode = G_TRAVEL_MODE_DRIVING;
		break;
		case "walking":	
			travelMode = G_TRAVEL_MODE_WALKING;
		break;
	};
	return travelMode;
};
/**
 * Search for an address and get a geolocation returned either as a point or latlng coordinates
 * @method
 * @namespace Mapifies
 * @id Mapifies.SearchAddress
 * @param {Object} element
 * @param {Object} options
 * @param {Function} callback
 * @return {Function} Returns a passed callback function or true
 */
Mapifies.SearchAddress = function( element, options, callback) {
	
	/**
	 * Default options for SearchAddress
	 * @method
	 * @namespace Mapifies.SearchAddress
	 * @id Mapifies.SearchAddress.defaults
	 * @alias Mapifies.SearchAddress.defaults
	 * @return {Object} The options for SearchAddress
	 */
	function defaults() {
		return {
			// what to return, "latlng" or "points"
			type: 'latlng',
			// Address to search for
			address: null,
			// Optional Cache to store Geocode Data (not implemented yet)
			cache: {},
			// Country code for localisation (not implemented yet)
			countryCode: 'uk'
		};
	};
	var thisMap = Mapifies.MapObjects.Get(element);
	options = jQuery.extend(defaults(), options);
			
	// Check to see if the Geocoder already exists in the object
	// or create a temporary locally scoped one.
	if (typeof thisMap.Geocoder == 'undefined') {
		var geocoder = new GClientGeocoder;
	} else {
		var geocoder = thisMap.Geocoder;
	}
		
	// Geocode the address
	switch (options.type) {
		case 'latlng':
			geocoder.getLatLng(options.address, function(point){
				if (typeof callback == 'function') return callback(point, options);
			});
		break;
		case 'points':
			geocoder.getLocations(options.address, function(points){
				if (typeof callback == 'function') return callback(points, options);
			});
		break;
	};
	
	return;
};
	
/**
 * Search for directions between two points and return it to a map and a directions panel
 * @id Mapifies.SearchDirections
 * @param {Object} element
 * @param {Object} options
 * @param {Function} callback
 * @return {Function} Returns a passed callback function or true
 * @method
 * @namespace Mapifies
 */
Mapifies.SearchDirections = function( element, options, callback) {
	function defaults() {
		return {
			// From address
			'fromAddress': '',
			// To address
			'toAddress': '',
			// Optional panel to show text directions
			'panel': "",
			//The locale to use for the directions result.
			'locale': 'en_GB',
			//The mode of travel, such as driving (default) or walking
			'travelMode': 'driving'
		};
	};
	var thisMap = Mapifies.MapObjects.Get(element);
	options = jQuery.extend(defaults(), options);
	
	var queryOptions = {
		'locale': options.locale,
		'travelMode': options.travelMode
	};
	
	var panel = $(options.panel).get(0);
	var directions = new GDirections(thisMap, panel);
	directions.load('from: ' +options.fromAddress + ' to: ' + options.toAddress, queryOptions);
	if (typeof callback == 'function') return callback(directions, options);
	return;
};
/**
 * Add a GeoXML or KML feed to the selected map
 * @param {Object} element
 * @param {Object} options
 * @param {Object} callback
 */
Mapifies.AddFeed = function( element, options, callback ) {
	function defaults() {
		return {
			// URL of the feed to pass (required)
			feedUrl: "",
			// Position to center the map on (optional)
			mapCenter: []
		};
	};
	var thisMap = Mapifies.MapObjects.Get(element);
	options = jQuery.extend(defaults(), options);

	// Load feed
	var feed = new GGeoXml(options.feedUrl);
	// Add as overlay
	thisMap.addOverlay(feed);
	
	// If the user has passed the optional mapCenter,
	// then center the map on that point
	if (options.mapCenter[0] && options.mapCenter[1])
		thisMap.setCenter(new GLatLng(options.mapCenter[0], options.mapCenter[1]));
		
	if (typeof callback == 'function') return callback( feed, options );
	return;
};

/**
 * Removes the specificed feed on the passed map
 * @param {Object} element
 * @param {Object} feed
 * @param {Object} callback
 * @return {Function}
 */
Mapifies.RemoveFeed = function ( element, feed, callback ) {
	var thisMap = Mapifies.MapObjects.Get(element);
	thisMap.removeOverlay(feed);
	if (typeof callback == 'function') return callback( feed, options );
	return;
};
/**
 * Adds an ground overlay image to the selected map
 * @id Mapifies.AddGroundOverlay
 * @param {Object} element
 * @param {Object} options
 * @param {Function} callback
 * @return {Function} Returns a passed callback function or true
 * @method
 * @namespace Mapifies
 */
Mapifies.AddGroundOverlay = function( element, options, callback) {
	
	/**
	 * Default options for AddGroundOverlay
	 * @id Mapifies.AddGroundOverlay.defaults
	 * @alias Mapifies.AddGroundOverlay.defaults
	 * @return {Object} The options for AddGroundOverlay
	 * @method
	 * @namespace Mapifies.AddGroundOverlay
	 */
	function defaults() {
		return {
			// South West Boundry
			overlaySouthWestBounds: [],
			// North East Boundry
			overlayNorthEastBounds: [],
			// Image
			overlayImage: ""
		};
	};
	
	var thisMap = Mapifies.MapObjects.Get(element);
	options = jQuery.extend(defaults(), options);
	
	var boundries = new GLatLngBounds(new GLatLng(options.overlaySouthWestBounds[0], options.overlaySouthWestBounds[1]), new GLatLng(options.overlayNorthEastBounds[0], options.overlayNorthEastBounds[1]));
	groundOverlay = new GGroundOverlay(options.overlayImage, boundries);
	
	thisMap.addOverlay(groundOverlay);
		
	if (typeof callback == 'function') return callback( groundOverlay, options );
	return;
};

/**
 * Removes an ground overlay image to the selected map
 * @id Mapifies.RemoveGroundOverlay
 * @param {Object} element
 * @param {Object} groundOverlay
 * @return {Boolean} True
 * @method
 * @namespace Mapifies
 */
Mapifies.RemoveGroundOverlay = function ( element, groundOverlay ) {
	var thisMap = Mapifies.MapObjects.Get(element);
	thisMap.removeOverlay(groundOverlay);
	return;
};
/**
 * Adds a marker to the selected map with the passed options
 * @param {Object} element
 * @param {Object} options
 * @param {Object} callback
 * @return {Function}
 */
Mapifies.AddMarker = function ( element, options, callback ) {
	
	function defaults() {
		var values = {
			// Point lat & lng
			pointLatLng: [],
			// Point HTML for infoWindow
			pointHTML: null,
			// Event to open infoWindow (click, dblclick, mouseover, etc)
			pointOpenHTMLEvent: "click",
			// Point is draggable?
			pointIsDraggable: false,
			// Point is removable?
			pointIsRemovable: false,
			// Event to remove on (click, dblclick, mouseover, etc)
			pointRemoveEvent: "dblclick",
			// These two are only required if adding to the marker manager
			pointMinZoom: 4,
			pointMaxZoom: 17,
			// Optional Icon to pass in (not yet implemented)
			pointIcon: null,
			// For maximizing infoWindows (not yet implemented)
			pointMaxContent: null,
			pointMaxTitle: null,
			centerMap: false
		};
		return values;
	};
	
	var thisMap = Mapifies.MapObjects.Get(element);
	options = jQuery.extend({}, defaults(), options);
	var markerOptions = {}
	
	if (typeof options.pointIcon == 'object')
		jQuery.extend(markerOptions, {'icon': options.pointIcon});
		
	if (options.pointIsDraggable)
		jQuery.extend(markerOptions, {'draggable': options.pointIsDraggable});
			
	if (options.centerMap)
		jQuery.jmap.GMap2.setCenter(new GLatLng(options.pointLatLng[0],options.pointLatLng[1]));
		
	// Create marker, optional parameter to make it draggable
	var marker = new GMarker(new GLatLng(options.pointLatLng[0],options.pointLatLng[1]), markerOptions);
		
	// If it has HTML to pass in, add an event listner for a click
	if(options.pointHTML)
		GEvent.addListener(marker, options.pointOpenHTMLEvent, function(){
			marker.openInfoWindowHtml(options.pointHTML, {maxContent: options.pointMaxContent, maxTitle: options.pointMaxTitle});
		});
	// If it is removable, add dblclick event
	if(options.pointIsRemovable)
		GEvent.addListener(marker, options.pointRemoveEvent, function(){
			thisMap.removeOverlay(marker);
		});

	// If the marker manager exists, add it
	if(thisMap.MarkerManager) {
		thisMap.MarkerManager.addMarker(marker, options.pointMinZoom, options.pointMaxZoom);	
	} else {
		// Direct rendering to map
		thisMap.addOverlay(marker);
	}
		
	if (typeof callback == 'function') return callback(marker, options);
	return;
};


/**
 * Removes the specificed marker on the passed map
 * @param {Object} element
 * @param {Object} marker
 * @return {Boolean}
 */
Mapifies.RemoveMarker = function (element, marker ) {
	var thisMap = Mapifies.MapObjects.Get(element);
	thisMap.removeOverlay(marker);
	return;
};

Mapifies.CreateMarkerManager = function(element, options, callback) {
	
	function defaults() {
		return {
			// Border Padding in pixels
			borderPadding: 100,
			// Max zoom level 
			maxZoom: 17,
			// Track markers
			trackMarkers: false
		}
	}
	var thisMap = Mapifies.MapObjects.Get(element);
	options = jQuery.extend(defaults(), options);
	var markerManager = new GMarkerManager(thisMap, options);
	Mapifies.MapObjects.Append(element, 'MarkerManager',markerManager);

	// Return the callback
	if (typeof callback == 'function') return callback( options );
};
Mapifies.AddPolygon = function(element, options, callback) {
	
	function defaults() {
		return {
			// An array of GLatLng objects
			polygonPoints: [],
			// The outer stroke colour
	 		polygonStrokeColor: "#000000",
	 		// Stroke thickness
	 		polygonStrokeWeight: 5,
	 		// Stroke Opacity
	 		polygonStrokeOpacity: 1,
	 		// Fill colour
	 		polygonFillColor: "#ff0000",
	 		// Fill opacity
	 		polygonFillOpacity: 1,
	 		// Optional center map
	 		mapCenter: [],
	 		// Is polygon clickable?
	 		polygonClickable: true
		}
	}
	
	var thisMap = Mapifies.MapObjects.Get(element);
	options = jQuery.extend(defaults(), options);
	var polygonOptions = {};
	
	if (!options.polygonClickable)
		polygonOptions = jQuery.extend(polygonOptions, {clickable: false});
	 		
	if(options.mapCenter[0] && options.mapCenter[1])
		thisMap.setCenter(new GLatLng(options.mapCenter[0], options.mapCenter[1]));
	
	var allPoints = [];
	jQuery.each(options.polygonPoints, function(i, point) {
		allPoints.push(new GLatLng(point[0],point[1]));
	});
	
	var polygon = new GPolygon(allPoints, options.polygonStrokeColor, options.polygonStrokeWeight, options.polygonStrokeOpacity, options.polygonFillColor, options.polygonFillOpacity, polygonOptions);
	thisMap.addOverlay(polygon);
		
	if (typeof callback == 'function') return callback(polygon, polygonOptions, options);
	return;
}

Mapifies.RemovePolygon = function (element, polygon ) {
	var thisMap = Mapifies.MapObjects.Get(element);
	thisMap.removeOverlay(polygon);
	return;
};
/**
 * Adds an polyline to the map made up of several geopoints.
 * @id Mapifies.AddPolyline
 * @param {Object} element
 * @param {Object} options
 * @param {Function} callback
 * @return {Function} Returns a passed callback function or true
 * @method
 * @namespace Mapifies
 */
Mapifies.AddPolyline = function (element, options, callback) {
	
	/**
	 * Default options for AddPolyline
	 * @id Mapifies.AddPolyline.defaults
	 * @alias Mapifies.AddPolyline.defaults
	 * @return {Object} The options for AddPolyline
	 * @method
	 * @namespace Mapifies.AddPolyline
	 */
	function defaults() {
		return {
			// An array of GLatLng objects
			polylinePoints: [],
			// Colour of the line
			polylineStrokeColor: "#ff0000",
			// Width of the line
			polylineStrokeWidth: 10,
			// Opacity of the line
			polylineStrokeOpacity: 1,
			// Optional center map
			mapCenter: [],
			// Is line Geodesic (i.e. bends to the curve of the earth)?
			polylineGeodesic: false,
			// Is line clickable?
			polylineClickable: true
		};
	};
	
	var thisMap = Mapifies.MapObjects.Get(element);
	options = jQuery.extend(defaults(), options);
	var polyLineOptions = {};
	if (options.polylineGeodesic)
		jQuery.extend(polyLineOptions, {geodesic: true});
			
	if(!options.polylineClickable)
		jQuery.extend(polyLineOptions, {clickable: false});

	if (options.mapCenter[0] && options.mapCenter[1])
		thisMap.setCenter(new GLatLng(options.mapCenter[0], options.mapCenter[1]));

	var allPoints = [];
	jQuery.each(options.polylinePoints, function(i, point) {
		allPoints.push(new GLatLng(point[0],point[1]));
	});

	var polyline = new GPolyline(allPoints, options.polylineStrokeColor, options.polylineStrokeWidth, options.polylineStrokeOpacity, polyLineOptions);
	thisMap.addOverlay(polyline);
		
	if (typeof callback == 'function') return callback(polyline, polyLineOptions, options);
	return;
}

/**
 * Removes an polyline to the map made up of several geopoints.
 * @id Mapifies.RemovePolyline
 * @param {Object} element
 * @param {Object} polyline
 * @param {Function} callback
 * @return {Function} Returns a passed callback function or true
 * @method
 * @namespace Mapifies
 */
Mapifies.RemovePolyline = function (element, polyline, callback ) {
	var thisMap = Mapifies.MapObjects.Get(element);
	thisMap.removeOverlay(polyline);
	return;
};
/**
 * Adds a screen overlau to the selected map.
 * @id Mapifies.AddScreenOverlay
 * @param {Object} element
 * @param {Object} options
 * @param {Function} callback
 * @return {Function} Returns a passed callback function or true
 * @method
 * @namespace Mapifies
 */
Mapifies.AddScreenOverlay = function( element, options, callback ) {
	
	/**
	 * Default options for AddScreenOverlay
	 * @id Mapifies.AddScreenOverlay.defaults
	 * @alias Mapifies.AddScreenOverlay.defaults
	 * @return {Object} The options for AddScreenOverlay
	 * @method
	 * @namespace Mapifies.AddScreenOverlay
	 */
	function defaults() {
		return {
			'imageUrl':'',
			'screenXY':[],
			'overlayXY':[],
			'size':[]
		};
	};
	var thisMap = Mapifies.MapObjects.Get(element);
	options = jQuery.extend(defaults(), options);

	var overlay = new GScreenOverlay(options.imageUrl, new GScreenPoint(options.screenXY[0],options.screenXY[1]), new GScreenPoint(options.overlayXY[0],options.overlayXY[1]), new GScreenSize(options.size[0],options.size[1]));
	thisMap.addOverlay(overlay);
		
	if (typeof callback == 'function') return callback(overlay, options);
};

/**
 * Removes a screen overlay to the selected map.
 * @id Mapifies.RemoveScreenOverlay
 * @param {Object} element
 * @param {Object} overlay
 * @param {Boolean} True
 */
Mapifies.RemoveScreenOverlay = function ( element, overlay ) {
	var thisMap = Mapifies.MapObjects.Get(element);
	thisMap.removeOverlay(overlay);
	return;
};
Mapifies.CreateStreetviewPanorama = function( element, options, callback ) {
	
	function defaults() {
		return {
			'overideContainer':'',
			'latlng':[40.75271883902363, -73.98262023925781],
			'pov': []
		}
	};
	var thisMap = Mapifies.MapObjects.Get(element);
	options = jQuery.extend(defaults(), options);
	// Create Street View Overlay
	
	var container = null;
	if (options.overideContainer !== '') {
		container = jQuery(options.overideContainer).get(0);
	} else {
		container = jQuery(element).get(0);
	}
	
	var viewOptions = {};
	if (options.pov.length > 0) {
		jQuery.extend(viewOptions, {'pov':new GPov(options.latlng[0],options.latlng[1],options.latlng[2])});
	}
	if (options.latlng.length > 0) {
		jQuery.extend(viewOptions, {'latlng':new GLatLng(options.latlng[0],options.latlng[1])});
	}
	
	var overlay = new GStreetviewPanorama(container, viewOptions);
	if (typeof callback == 'function') return callback(overlay, options);
	return;
};

/**
 * Removes the specificed feed on the passed map
 * @param {Object} element
 * @param {Object} feed
 * @param {Object} callback
 * @return {Function}
 */
Mapifies.RemoveStreetviewPanorama = function ( element, view, callback ) {
	var thisMap = Mapifies.MapObjects.Get(element);
	view.remove();
	if (typeof callback == 'function') return callback( view );
	return;
};
/**
 * Adds a traffic layer to the selected map.
 * @id Mapifies.AddTrafficInfo
 * @param {Object} element
 * @param {Object} options
 * @param {Function} callback
 * @return {Function} Returns a passed callback function or true
 * @method
 * @namespace Mapifies
 */
Mapifies.AddTrafficInfo = function( element, options, callback) {
	
	/**
	 * Default options for AddTrafficInfo
	 * @id Mapifies.AddTrafficInfo.defaults
	 * @alias Mapifies.AddTrafficInfo.defaults
	 * @return {Object} The options for AddTrafficInfo
	 * @method
	 * @namespace Mapifies.AddTrafficInfo
	 */
	function defaults() {
		return {
			// Center the map on this point (optional)
			mapCenter: []
		};
	};
	var thisMap = Mapifies.MapObjects.Get(element);
	options = jQuery.extend(defaults(), options);

	var trafficOverlay = new GTrafficOverlay;
	// Add overlay
	thisMap.addOverlay(trafficOverlay);
	// If the user has passed the optional mapCenter,
	// then center the map on that point
	if (options.mapCenter[0] && options.mapCenter[1]) {
		thisMap.setCenter(new GLatLng(options.mapCenter[0], options.mapCenter[1]));
	}
	if (typeof callback == 'function') return callback(trafficOverlay, options);
};

/**
 * Removes a traffic layer to the selected map.
 * @id Mapifies.RemoveTrafficInfo
 * @param {Object} element
 * @param {Object} trafficOverlay
 * @param {Boolean} True
 */
Mapifies.RemoveTrafficInfo = function ( element, trafficOverlay ) {
	var thisMap = Mapifies.MapObjects.Get(element);
	thisMap.removeOverlay(trafficOverlay);
	return;
};var Mapifies;

if (!Mapifies) Mapifies = {};

(function($){
	$.fn.jmap = function(method, options, callback) {
		return this.each(function(){
			if (method == "init") {
				new Mapifies.Initialise(this, options, callback);
			} else if (typeof method == 'object' || method == null) {
				new Mapifies.Initialise(this, method, options);
			} else {
				try {
					new Mapifies[method](this, options, callback);
				} catch(err) {
					throw Error('Mapifies Function Does Not Exist');
				}
			}
		});
	}
})(jQuery);
